package com.atguigu.gulimall.product.app;

import java.util.Arrays;
import java.util.List;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import com.atguigu.gulimall.product.entity.CategoryEntity;
import com.atguigu.gulimall.product.service.CategoryService;

import com.atguigu.common.utils.R;



/**
 * 商品三级分类
 *
 * @author xiaozhang
 * @email 2731673776@qq.com
 * @date 2020-08-09 00:50:03
 */
@RestController
@RequestMapping("product/category")
public class CategoryController {
    @Autowired
    private CategoryService categoryService;


    /**
     * 查出所有分类以及子分类，以树形结构组装起来
     */
    @RequestMapping("/list/tree")
    public R list(){

        List<CategoryEntity> entities = categoryService.listWithTree();

        return R.ok().put("data", entities);
    }


    /**
     * 信息
     */
    @RequestMapping("/info/{catId}")
 //   @RequiresPermissions("product:category:info")
    public R info(@PathVariable("catId") Long catId){
		CategoryEntity category = categoryService.getById(catId);

        return R.ok().put("data", category);
    }

    /**
     * 保存
     */
    @RequestMapping(value = "/save",method = RequestMethod.POST)
    //@RequiresPermissions("product:category:save")
    public R save(@RequestBody CategoryEntity category){
		categoryService.save(category);

        return R.ok();
    }

    /**
     * 批量修改修改
     */
    @RequestMapping(value = "/update/sort",method = RequestMethod.POST)
    //  @RequiresPermissions("product:category:update")
    public R updateSort(@RequestBody CategoryEntity[] category){
        categoryService.updateBatchById(Arrays.asList(category));
        return R.ok();
    }
    /**
     * 修改
     */
    @RequestMapping(value = "/update",method = RequestMethod.POST)
  //  @RequiresPermissions("product:category:update")
    public R update(@RequestBody CategoryEntity category){
		//categoryService.updateById(category);
        //级联更新维护数据库冗余，
        categoryService.updateCascade(category);
        return R.ok();
    }

    /**
     * 删除
     * @RequestBody:获取请求体，必须发送POST请求
     * SpringMVC自动将请求体的数据（json），转为对应的对象
     */
    @RequestMapping(value = "/delete",method = RequestMethod.POST)
    public R delete(@RequestBody Long[] catIds){
        //categoryService.removeByIds(Arrays.asList(catIds));
        categoryService.removeMenuByIds(Arrays.asList(catIds));
        return R.ok();
    }

}
